Water Filter for the GE PSK27SGSBCSS (MWF)

PSK27SGSBCSS specifics — where the filter actually lives

Finding the bay is the easy part — this chassis puts it at the base of the fresh-food compartment in most side-by-side builds — grille or lower rear — usually a kneeling-height or shoulder-height swap, not a teardown. It is a twist-lock bay: a quarter turn one way to release, the other to seat, and the only tool you need is a towel for the drip.

Before you click buy, two things: flush before the first glass — new carbon beds shed fines for the first gallon or so, which is cosmetic, not contamination. The PSK prefix is the tell: PSK typically codes for Profile side-by-side machines in this catalog, and in that format the water path is long enough that a neglected cartridge shows up as flow drop before it shows up as taste. The SS tail marks finish variants of one chassis; the filter bay is shared across the entire finish range.

PSK vs PFS — what the prefix tells you

Same parts shelf, two cabinet missions — Profile side-by-side versus Profile French-door. Both generations draw from the same cartridge pool, so the prefix is a fit-check, not a barrier. 27 cubic feet of cabinet — the dispenser sees heavy traffic at that size, and heavy traffic ages cartridges faster.

Swap it in 5 minutes

• Twist the old cartridge a quarter turn counterclockwise and pull it straight down — keep a towel in reach for the dribble.
• Fill the new cartridge with cold tap water so the chamber is not fighting an air pocket.
• Offer the new cartridge to the bay, push up, and twist a quarter turn clockwise until the stop catches.
• Run two gallons through the dispenser to flush carbon fines, then hold the filter-reset control until the status light clears.

What this filter takes out of your water

Coverage above lists what the standard addresses, not a performance claim for any specific cartridge — removal claims vary by certificate, so check the NSF listing for the exact part number you are buying.

PSK27SGSBCSS filter questions